πagarwalmath · 1st grade · Common Core 1.OA.B.3
🔄 Turn-around and make-ten
Use properties (3 + 8 = 8 + 3; make a ten first)
Name: ______________________Date: ____________
16 + 4 + 3 = ?
Answer: ______________
22 + 6 = 6 + ?
Answer: ______________
33 + 2 + 7 = 2 + ?
Answer: ______________
49 + 3 = 3 + ?
Answer: ______________
58 + 2 = 2 + ?
Answer: ______________
67 + 4 + 3 = ?
Answer: ______________
78 + 2 + 2 = ?
Answer: ______________
89 + 2 + 1 = 2 + ?
Answer: ______________
98 + 3 + 2 = ?
Answer: ______________
107 + 3 + 4 = ?
Answer: ______________
117 + 7 = 7 + ?
Answer: ______________
129 + 1 + 2 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 13
- 2. 2
- 3. 10
- 4. 9
- 5. 8
- 6. 14
- 7. 12
- 8. 10
- 9. 13
- 10. 14
- 11. 7
- 12. 12
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties